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by alexf58
Sat Apr 13, 2019 10:12 pm
Forum: Device Tree
Topic: DPI display and SPI without CE?
Replies: 4
Views: 782

Re: DPI display and SPI without CE?

So what actually worked is using spi0-cs to re-assign CS to GPIO35 which is an alternative for CE0. I have a GPIO pin (27) that I can control by software to use as a CS for my SPI slave. So my problem is solved. However a question remains. Name: spi0-cs Info: Allows the (software) CS pins for SPI0 t...
by alexf58
Fri Apr 12, 2019 6:52 pm
Forum: Device Tree
Topic: DPI display and SPI without CE?
Replies: 4
Views: 782

Re: DPI display and SPI without CE?

That works! Thanks. I looked at that overlay but decided to ask just in case.
by alexf58
Fri Apr 12, 2019 3:39 am
Forum: Device Tree
Topic: DPI display and SPI without CE?
Replies: 4
Views: 782

DPI display and SPI without CE?

I'm using DPI to directly drive a TFT screen in 18 bit mode. In fact RGB565 "mode 3", so that I can have PWM pin available for sound and SPI pins (GPIO 9,10,11) also free from DPI use. Unfortunately the SPI CE0 and CE1 are not available. I don't need hardware control over CE, I can do it with an ava...

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